* Merge from debian unstable (LP: #254714, #251245), remaining changes:
  - debian/rules: install ecryptfs auth-client-config profile
  - debian/control: Update maintainer, suggest auth-client-config
  - debian/ecryptfs.acc: define auth-client-config profile
  - debian/ecryptfs-utils.install: install auth-client-config profile
 * Dropped changes:
  - debian/ecryptfs-utils.dirs: handled by install -D rule
 * Additional changes
  - debian/ecryptfs.acc: Add to common-password stack, make all pam_ecryptfs
    entries optional (LP: #253816).